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Finding the Fourth Proportional to 8,595.70, 12,893.73 and 2,752.29

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Solution

The fourth proportional to 8,595.70, 12,893.73 and 2,752.29 is: 4,128.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,595.70 : 12,893.73 = 2,752.29 : x
  2. Step 2: Convert to fraction form
    8,595.70/12,893.73 = 2,752.29/x
  3. Step 3: Cross multiply
    8,595.70x = 12,893.73 × 2,752.29
  4. Step 4: Simplify right side
    8,595.70x = 35,487,337.65
  5. Step 5: Solve for x
    x = 35,487,337.65/8,595.70
  6. Step 6: Final answer
    x = 4,128.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.